Stringer's of Canborough Township

I have been searching the Stringer's of Canborough Township including Dunnville. I would like to fill in some of the blanks or assist anyone with the same family tree. My ggg grandfather, Aaron Stringer married Elizabeth Newberry abt. 1790. He was the first tax collector of Crowland Township, appointed on March 7, 1803. He died in Pelham Township. They had 5 children; Catherine, William, John, Mary Ann & James. Children were born between 1790 & 1810.